Lightweight plastic bottle
By designing a lightweight plastic bottle, the wall thickness is controlled within 0.5mm, and the reinforcement ribs are added and the use of silicone sealing rings are solved, the problem of heavier weight of traditional plastic bottles is achieved, weight reduction and structural strength are improved, while ensuring sealing.
Patent Information
- Application Number
- CN202421381734.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-15
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-06-15
AI Technical Summary
Traditional plastic bottles are heavier in weight while ensuring strength and sealing, which is not conducive to environmental protection and transportation.
A lightweight plastic bottle is designed, which enhances structural strength and stability by uniformly controlling the wall thickness of the bottle body to no more than 0.5mm, and adding the first reinforcement rib, second reinforcement rib and third reinforcement rib to the bottom, upper and lower bottle bodies, while ensuring the sealing property with a sealing ring made of silicone material.
Effectively reduces the overall weight while maintaining sufficient strength and stability, and ensuring sealing between the bottle cap and the upper bottle body.
Smart Images
Figure CN222572871U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of plastic bottle production, in particular to a lightweight plastic bottle. Background Art
[0002] Solutions packaged in plastic bottles are favored and recognized by more and more consumers due to their beautiful appearance, light weight, unbreakable, and convenient use. With the increasing awareness of environmental protection and the demand for resource conservation, the research and development of lightweight plastic bottles has become a trend in the industry; traditional plastic bottles are often heavy, which is not conducive to environmental protection and transportation, while ensuring strength and sealing.
[0003] Based on the above situation, the utility model proposes a lightweight plastic bottle, which can effectively solve the above problems. Utility Model Content
[0004] The utility model aims to provide a lightweight plastic bottle. The utility model provides a lightweight plastic bottle, the wall thickness of the bottle body is uniform and does not exceed 0.5 mm, which effectively reduces the overall weight, and at the same time, the structural strength and stability of the bottle bottom, the upper bottle body and the lower bottle body are increased by the first reinforcing rib, the second reinforcing rib and the third reinforcing rib, and the sealing between the bottle cap and the upper bottle body is ensured by setting a sealing ring made of silicone material.
[0005] The utility model is realized by the following technical solutions:
[0006] A lightweight plastic bottle comprises a bottle body, which is made of PET material, and the wall thickness of the bottle body is uniform and does not exceed 0.5 mm; the bottle body comprises an upper bottle body, a lower bottle body and a bottle bottom, a first groove is provided between the upper bottle body and the lower bottle body, a bottle mouth is provided on the top of the upper bottle body, a bottle cap is threadedly connected to the bottle mouth, and a second groove is provided between the lower bottle body and the bottle bottom; the outer side wall of the bottle bottom is provided with a plurality of first reinforcing ribs uniformly distributed at equal angles.
[0007] According to the above technical solution, as a further preferred technical solution of the above technical solution, a plurality of second reinforcing ribs distributed in a spiral are fixedly connected to the outer side of the side wall of the upper bottle body.
[0008] According to the above technical solution, as a further preferred technical solution of the above technical solution, a plurality of third reinforcing ribs are fixedly connected to the outer side of the side wall of the lower bottle body, and the third reinforcing ribs are evenly distributed at equal intervals along the height direction of the lower bottle body.
[0009] According to the above technical solution, as a further preferred technical solution of the above technical solution, the cross-sections of the first groove and the second groove are both isosceles trapezoidal, and the depths of the first groove and the second groove are both no more than 0.2 mm.
[0010] According to the above technical solution, as a further preferred technical solution of the above technical solution, a sealing ring is fixedly connected to the inner top of the bottle cap, and the material of the sealing ring is silicone.
[0011] Compared with the prior art, the utility model has the following advantages and beneficial effects:
[0012] The utility model provides a lightweight plastic bottle, the wall thickness of the bottle body is uniform and does not exceed 0.5mm, which effectively reduces the overall weight. At the same time, the structural strength and stability of the bottle bottom, the upper bottle body and the lower bottle body are increased by the first reinforcing ribs, the second reinforcing ribs and the third reinforcing ribs, and the sealing between the bottle cap and the upper bottle body is ensured by arranging a sealing ring made of silicone material. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0014] Figure 2 The utility model is a schematic diagram of the connection structure between the bottle mouth and the bottle cap. DETAILED DESCRIPTION
[0015] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments. However, it should be understood that the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. In order to better illustrate this embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationship described in the drawings is only used for illustrative purposes and cannot be understood as a limitation on this patent.
[0016] A lightweight plastic bottle comprises a bottle body, which is made of PET material, and the wall thickness of the bottle body is uniform and does not exceed 0.5 mm; the bottle body comprises an upper bottle body 1, a lower bottle body 2 and a bottle bottom 3, a first groove 4 is provided between the upper bottle body 1 and the lower bottle body 2, a bottle mouth 5 is provided at the top of the upper bottle body 1, a bottle cap 6 is threadedly connected to the bottle mouth 5, and a second groove 7 is provided between the lower bottle body 2 and the bottle bottom 3; the outer side wall of the bottle bottom 3 is provided with a plurality of first reinforcing ribs 8 uniformly distributed at equal angles.
[0017] The wall thickness of the plastic bottle body of the utility model is uniform and does not exceed 0.5 mm, which reduces the weight while maintaining sufficient strength and stability.
[0018] Furthermore, in another embodiment, a plurality of spirally distributed second reinforcing ribs 9 are fixedly connected to the outer side of the side wall of the upper bottle body 1. The second reinforcing ribs 9 increase the stability of the overall structure of the upper bottle body 1.
[0019] Further, in another embodiment, a plurality of third reinforcing ribs 10 are fixedly connected to the outer side of the side wall of the lower bottle body 2, and the third reinforcing ribs 10 are evenly distributed at equal intervals along the height direction of the lower bottle body 2. The third reinforcing ribs 10 increase the stability of the overall structure of the lower bottle body 2.
[0020] Furthermore, in another embodiment, the cross-sections of the first groove 4 and the second groove 7 are both isosceles trapezoidal, and the depths of the first groove 4 and the second groove 7 are both less than 0.2 mm. By providing the first groove 4 and the second groove 7 in isosceles trapezoidal shapes, the shear resistance of the side wall of the bottle body is improved.
[0021] Further, in another embodiment, a sealing ring 11 is fixedly connected to the inner top of the bottle cap 6, and the material of the sealing ring 11 is silicone. By providing the sealing ring 11 made of silicone material, the sealing between the bottle cap 6 and the upper bottle body 1 is ensured.
[0022] According to the description and drawings of the utility model, those skilled in the art can easily manufacture or use a lightweight plastic bottle of the utility model, and can produce the positive effects recorded in the utility model.
[0023] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationships are based on the orientation or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in conjunction with the drawings and according to specific circumstances.
[0024] Unless otherwise specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0025] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.
Claims
1. A lightweight plastic bottle, characterized in that: The invention comprises a bottle body, wherein the bottle body is made of PET material, and the wall thickness of the bottle body is uniform and does not exceed 0.5 mm; the bottle body comprises an upper bottle body (1), a lower bottle body (2) and a bottle bottom (3); a first groove (4) is provided between the upper bottle body (1) and the lower bottle body (2); a bottle mouth (5) is provided at the top of the upper bottle body (1), and a bottle cap (6) is threadedly connected to the bottle mouth (5); a second groove (7) is provided between the lower bottle body (2) and the bottle bottom (3); and a plurality of first reinforcing ribs (8) uniformly distributed at equal angles are provided on the outer side wall of the bottle bottom (3).
2. A lightweight plastic bottle according to claim 1, characterized in that: A plurality of second reinforcing ribs (9) distributed in a spiral are fixedly connected to the outer side of the side wall of the upper bottle body (1).
3. A lightweight plastic bottle according to claim 1, characterized in that: A plurality of third reinforcing ribs (10) are fixedly connected to the outer side of the side wall of the lower bottle body (2), and the third reinforcing ribs (10) are evenly distributed at equal intervals along the height direction of the lower bottle body (2).
4. A lightweight plastic bottle according to claim 3, characterized in that: The cross-sections of the first groove (4) and the second groove (7) are both isosceles trapezoidal, and the depths of the first groove (4) and the second groove (7) are both no more than 0.2 mm.
5. A lightweight plastic bottle according to claim 1, characterized in that: A sealing ring (11) is fixedly connected to the inner top of the bottle cap (6), and the sealing ring (11) is made of silica gel.